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• #### Variations on Artin's Primitive Root Conjecture ﻿

(2011-08-11)
Let $a \in \mathbb{Z}$ be a non-zero integer. Let $p$ be a prime such that $p \nmid a$. Define the index of $a$ modulo $p$, denoted $i_{a}(p)$, to be the integer \$i_{a}(p) := [(\mathbb{Z}/p\mathbb{Z})^{\ast}:\langle a ...